diff options
| -rw-r--r-- | include/linux/sysctl.h | 1 | ||||
| -rw-r--r-- | kernel/Makefile | 2 | ||||
| -rw-r--r-- | kernel/sysctl.c | 6 | ||||
| -rw-r--r-- | kernel/sysctl_check.c | 1556 |
4 files changed, 1564 insertions, 1 deletions
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h index be76464671f..e99171f01b4 100644 --- a/include/linux/sysctl.h +++ b/include/linux/sysctl.h @@ -1068,6 +1068,7 @@ struct ctl_table_header struct ctl_table_header *register_sysctl_table(struct ctl_table * table); void unregister_sysctl_table(struct ctl_table_header * table); +int sysctl_check_table(struct ctl_table *table); #else /* __KERNEL__ */ diff --git a/kernel/Makefile b/kernel/Makefile index 2a999836ca1..d63fbb18798 100644 --- a/kernel/Makefile +++ b/kernel/Makefile @@ -9,7 +9,7 @@ obj-y = sched.o fork.o exec_domain.o panic.o printk.o profile.o \ rcupdate.o extable.o params.o posix-timers.o \ kthread.o wait.o kfifo.o sys_ni.o posix-cpu-timers.o mutex.o \ hrtimer.o rwsem.o latency.o nsproxy.o srcu.o die_notifier.o \ - utsname.o + utsname.o sysctl_check.o obj-$(CONFIG_STACKTRACE) += stacktrace.o obj-y += time/ diff --git a/kernel/sysctl.c b/kernel/sysctl.c index c7150af631b..62e53a0de4a 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -1461,7 +1461,9 @@ static void sysctl_set_parent(struct ctl_table *parent, struct ctl_table *table) static __init int sysctl_init(void) { + int err; sysctl_set_parent(NULL, root_table); + err = sysctl_check_table(root_table); return 0; } @@ -1546,6 +1548,10 @@ struct ctl_table_header *register_sysctl_table(struct ctl_table * table) tmp->used = 0; tmp->unregistering = NULL; sysctl_set_parent(NULL, table); + if (sysctl_check_table(tmp->ctl_table)) { + kfree(tmp); + return NULL; + } spin_lock(&sysctl_lock); list_add_tail(&tmp->ctl_entry, &root_table_header.ctl_entry); spin_unlock(&sysctl_lock); diff --git a/kernel/sysctl_check.c b/kernel/sysctl_check.c new file mode 100644 index 00000000000..8bce52cc06d --- /dev/null +++ b/kernel/sysctl_check.c @@ -0,0 +1,1556 @@ +#include <linux/stat.h> +#include <linux/sysctl.h> +#include "../arch/s390/appldata/appldata.h" +#include "../fs/xfs/linux-2.6/xfs_sysctl.h" +#include <linux/sunrpc/debug.h> +#include <linux/string.h> +#include <net/ip_vs.h> + +struct trans_ctl_table { + int ctl_name; + const char *procname; + struct trans_ctl_table *child; +}; + +static struct trans_ctl_table trans_random_table[] = { + { RANDOM_POOLSIZE, "poolsize" }, + { RANDOM_ENTROPY_COUNT, "entropy_avail" }, + { RANDOM_READ_THRESH, "read_wakeup_threshold" }, + { RANDOM_WRITE_THRESH, "write_wakeup_threshold" }, + { RANDOM_BOOT_ID, "boot_id" }, + { RANDOM_UUID, "uuid" }, + {} +}; + +static struct trans_ctl_table trans_pty_table[] = { + { PTY_MAX, "max" }, + { PTY_NR, "nr" }, + {} +}; + +static struct trans_ctl_table trans_kern_table[] = { + { KERN_OSTYPE, "ostype" }, + { KERN_OSRELEASE, "osrelease" }, + /* KERN_OSREV not used */ + { KERN_VERSION, "version" }, + /* KERN_SECUREMASK not used */ + /* KERN_PROF not used */ + { KERN_NODENAME, "hostname" }, + { KERN_DOMAINNAME, "domainname" }, + + { KERN_CAP_BSET, "cap-bound" }, + { KERN_PANIC, "panic" }, + { KERN_REALROOTDEV, "real-root-dev" }, + + { KERN_SPARC_REBOOT, "reboot-cmd" }, + { KERN_CTLALTDEL, "ctrl-alt-del" }, + { KERN_PRINTK, "printk" }, + + /* KERN_NAMETRANS not used */ + /* KERN_PPC_HTABRECLAIM not used */ + /* KERN_PPC_ZEROPAGED not used */ + { KERN_PPC_POWERSAVE_NAP, "powersave-nap" }, + + { KERN_MODPROBE, "modprobe" }, + { KERN_SG_BIG_BUFF, "sg-big-buff" }, + { KERN_ACCT, "acct" }, + { KERN_PPC_L2CR, "l2cr" }, + + /* KERN_RTSIGNR not used */ + /* KERN_RTSIGMAX not used */ + + { KERN_SHMMAX, "shmmax" }, + { KERN_MSGMAX, "msgmax" }, + { KERN_MSGMNB, "msgmnb" }, + /* KERN_MSGPOOL not used*/ + { KERN_SYSRQ, "sysrq" }, + { KERN_MAX_THREADS, "threads-max" }, + { KERN_RANDOM, "random", trans_random_table }, + { KERN_SHMALL, "shmall" }, + { KERN_MSGMNI, "msgmni" }, + { KERN_SEM, "sem" }, + { KERN_SPARC_STOP_A, "stop-a" }, + { KERN_SHMMNI, "shmmni" }, + + { KERN_OVERFLOWUID, "overflowuid" }, + { KERN_OVERFLOWGID, "overflowgid" }, + + { KERN_HOTPLUG, "hotplug", }, + { KERN_IEEE_EMULATION_WARNINGS, "ieee_emulation_warnings" }, + + { KERN_S390_USER_DEBUG_LOGGING, "userprocess_debug" }, + { KERN_CORE_USES_PID, "core_uses_pid" }, + { KERN_TAINTED, "tainted" }, + { KERN_CADPID, "cad_pid" }, + { KERN_PIDMAX, "pid_max" }, + { KERN_CORE_PATTERN, "core_pattern" }, + { KERN_PANIC_ON_OOPS, "panic_on_oops" }, + { KERN_HPPA_PWRSW, "soft-power" }, + { KERN_HPPA_UNALIGNED, "unaligned-trap" }, + + { KERN_PRINTK_RATELIMIT, "printk_ratelimit" }, + { KERN_PRINTK_RATELIMIT_BURST, "printk_ratelimit_burst" }, + + { KERN_PTY, "pty", trans_pty_table }, + { KERN_NGROUPS_MAX, "ngroups_max" }, + { KERN_SPARC_SCONS_PWROFF, "scons_poweroff" }, + { KERN_HZ_TIMER, "hz_timer" }, + { KERN_UNKNOWN_NMI_PANIC, "unknown_nmi_panic" }, + { KERN_BOOTLOADER_TYPE, "bootloader_type" }, + { KERN_RANDOMIZE, "randomize_va_space" }, + + { KERN_SPIN_RETRY, "spin_retry" }, + { KERN_ACPI_VIDEO_FLAGS, "acpi_video_flags" }, + { KERN_IA64_UNALIGNED, "ignore-unaligned-usertrap" }, + { KERN_COMPAT_LOG, "compat-log" }, + { KERN_MAX_LOCK_DEPTH, "max_lock_depth" }, + { KERN_NMI_WATCHDOG, "nmi_watchdog" }, + { KERN_PANIC_ON_NMI, "panic_on_unrecovered_nmi" }, + {} +}; + +static struct trans_ctl_table trans_vm_table[] = { + { VM_OVERCOMMIT_MEMORY, "overcommit_memory" }, + { VM_PAGE_CLUSTER, "page-cluster" }, + { VM_DIRTY_BACKGROUND, "dirty_background_ratio" }, + { VM_DIRTY_RATIO, "dirty_ratio" }, + { VM_DIRTY_WB_CS, "dirty_writeback_centisecs" }, + { VM_DIRTY_EXPIRE_CS, "dirty_expire_centisecs" }, + { VM_NR_PDFLUSH_THREADS, "nr_pdflush_threads" }, + { VM_OVERCOMMIT_RATIO, "overcommit_ratio" }, + /* VM_PAGEBUF unused */ + { VM_HUGETLB_PAGES, "nr_hugepages" }, + { VM_SWAPPINESS, "swappiness" }, + { VM_LOWMEM_RESERVE_RATIO, "lowmem_reserve_ratio" }, + { VM_MIN_FREE_KBYTES, "min_free_kbytes" }, + { VM_MAX_MAP_COUNT, "max_map_count" }, + { VM_LAPTOP_MODE, "laptop_mode" }, + { VM_BLOCK_DUMP, "block_dump" }, + { VM_HUGETLB_GROUP, "hugetlb_shm_group" }, + { VM_VFS_CACHE_PRESSURE, "vfs_cache_pressure" }, + { VM_LEGACY_VA_LAYOUT, "legacy_va_layout" }, + /* VM_SWAP_TOKEN_TIMEOUT unused */ + { VM_DROP_PAGECACHE, "drop_caches" }, + { VM_PERCPU_PAGELIST_FRACTION, "percpu_pagelist_fraction" }, + { VM_ZONE_RECLAIM_MODE, "zone_reclaim_mode" }, + { VM_MIN_UNMAPPED, "min_unmapped_ratio" }, + { VM_PANIC_ON_OOM, "panic_on_oom" }, + { VM_VDSO_ENABLED, "vdso_enabled" }, + { VM_MIN_SLAB, "min_slab_ratio" }, + { VM_CMM_PAGES, "cmm_pages" }, + { VM_CMM_TIMED_PAGES, "cmm_timed_pages" }, + { VM_CMM_TIMEOUT, "cmm_timeout" }, + + {} +}; + +static struct trans_ctl_table trans_net_core_table[] = { + { NET_CORE_WMEM_MAX, "wmem_max" }, + { NET_CORE_RMEM_MAX, "rmem_max" }, + { NET_CORE_WMEM_DEFAULT, "wmem_default" }, + { NET_CORE_RMEM_DEFAULT, "rmem_default" }, + /* NET_CORE_DESTROY_DELAY unused */ + { NET_CORE_MAX_BACKLOG, "netdev_max_backlog" }, + /* NET_CORE_FASTROUTE unused */ + { NET_CORE_MSG_COST, "message_cost" }, + { NET_CORE_MSG_BURST, "message_burst" }, + { NET_CORE_OPTMEM_MAX, "optmem_max" }, + /* NET_CORE_HOT_LIST_LENGTH unused */ + /* NET_CORE_DIVERT_VERSION unused */ + /* NET_CORE_NO_CONG_THRESH unused */ + /* NET_CORE_NO_CONG unused */ + /* NET_CORE_LO_CONG unused */ + /* NET_CORE_MOD_CONG unused */ + { NET_CORE_DEV_WEIGHT, "dev_weight" }, + { NET_CORE_SOMAXCONN, "somaxconn" }, + { NET_CORE_BUDGET, "netdev_budget" }, + { NET_CORE_AEVENT_ETIME, "xfrm_aevent_etime" }, + { NET_CORE_AEVENT_RSEQTH, "xfrm_aevent_rseqth" }, + { NET_CORE_WARNINGS, "warnings" }, + {}, +}; + +static struct trans_ctl_table trans_net_unix_table[] = { + /* NET_UNIX_DESTROY_DELAY unused */ + /* NET_UNIX_DELETE_DELAY unused */ + { NET_UNIX_MAX_DGRAM_QLEN, "max_dgram_qlen" }, + {} +}; + +static struct trans_ctl_table trans_net_ipv4_route_table[] = { + { NET_IPV4_ROUTE_FLUSH, "flush" }, + { NET_IPV4_ROUTE_MIN_DELAY, "min_delay" }, + { NET_IPV4_ROUTE_MAX_DELAY, "max_delay" }, + { NET_IPV4_ROUTE_GC_THRESH, "gc_thresh" }, + { NET_IPV4_ROUTE_MAX_SIZE, "max_size" }, + { NET_IPV4_ROUTE_GC_MIN_INTERVAL, "gc_min_interval" }, + { NET_IPV4_ROUTE_GC_TIMEOUT, "gc_timeout" }, + { NET_IPV4_ROUTE_GC_INTERVAL, "gc_interval" }, + { NET_IPV4_ROUTE_REDIRECT_LOAD, "redirect_load" }, + { NET_IPV4_ROUTE_REDIRECT_NUMBER, "redirect_number" }, + { NET_IPV4_ROUTE_REDIRECT_SILENCE, "redirect_silence" }, + { NET_IPV4_ROUTE_ERROR_COST, "error_cost" }, + { NET_IPV4_ROUTE_ERROR_BURST, "error_burst" }, + { NET_IPV4_ROUTE_GC_ELASTICITY, "gc_elasticity" }, + { NET_IPV4_ROUTE_MTU_EXPIRES, "mtu_expires" }, + { NET_IPV4_ROUTE_MIN_PMTU, "min_pmtu" }, + { NET_IPV4_ROUTE_MIN_ADVMSS, "min_adv_mss" }, + { NET_IPV4_ROUTE_SECRET_INTERVAL, "secret_interval" }, + { NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS, "gc_min_interval_ms" }, + {} +}; + +static struct trans_ctl_table trans_net_ipv4_conf_vars_table[] = { + { NET_IPV4_CONF_FORWARDING, "forwarding" }, + { NET_IPV4_CONF_MC_FORWARDING, "mc_forwarding" }, + + { NET_IPV4_CONF_PROXY_ARP, "proxy_arp" }, + { NET_IPV4_CONF_ACCEPT_REDIRECTS, "accept_redirects" }, + { NET_IPV4_CONF_SECURE_REDIRECTS, "secure_redirects" }, + { NET_IPV4_CONF_SEND_REDIRECTS, "send_redirects" }, + { NET_IPV4_CONF_SHARED_MEDIA, "shared_media" }, + { NET_IPV4_CONF_RP_FILTER, "rp_filter" }, + { NET_IPV4_CONF_ACCEPT_SOURCE_ROUTE, "accept_source_route" }, + { NET_IPV4_CONF_BOOTP_RELAY, "bootp_relay" }, + { NET_IPV4_CONF_LOG_MARTIANS, "log_martians" }, + { NET_IPV4_CONF_TAG, "tag" }, + { NET_IPV4_CONF_ARPFILTER, "arp_filter" }, + { NET_IPV4_CONF_MEDIUM_ID, "medium_id" }, + { NET_IPV4_CONF_NOXFRM, "disable_xfrm" }, + { NET_IPV4_CONF_NOPOLICY, "disable_policy" }, + { NET_IPV4_CONF_FORCE_IGMP_VERSION, "force_igmp_version" }, + + { NET_IPV4_CONF_ARP_ANNOUNCE, "arp_announce" }, + { NET_IPV4_CONF_ARP_IGNORE, "arp_ignore" }, + { NET_IPV4_CONF_PROMOTE_SECONDARIES, "promote_secondaries" }, + { NET_IPV4_CONF_ARP_ACCEPT, "arp_accept" }, + {} +}; + +static struct trans_ctl_table trans_net_ipv4_conf_table[] = { + { NET_PROTO_CONF_ALL, "all", trans_net_ipv4_conf_vars_table }, + { NET_PROTO_CONF_DEFAULT, "default", trans_net_ipv4_conf_vars_table }, + { 0, NULL, trans_net_ipv4_conf_vars_table }, + {} +}; + + +static struct trans_ctl_table trans_net_ipv4_vs_table[] = { + { NET_IPV4_VS_AMEMTHRESH, "amemthresh" }, + { NET_IPV4_VS_DEBUG_LEVEL, "debug_level" }, + { NET_IPV4_VS_AMDROPRATE, "am_droprate" }, + { NET_IPV4_VS_DROP_ENTRY, "drop_entry" }, + { NET_IPV4_VS_DROP_PACKET, "drop_packet" }, + { NET_IPV4_VS_SECURE_TCP, "secure_tcp" }, + { NET_IPV4_VS_TO_ES, "timeout_established" }, + { NET_IPV4_VS_TO_SS, "timeout_synsent" }, + { NET_IPV4_VS_TO_SR, "timeout_synrecv" }, + { NET_IPV4_VS_TO_FW, "timeout_finwait" }, + { NET_IPV4_VS_TO_TW, "timeout_timewait" }, + { NET_IPV4_VS_TO_CL, "timeout_close" }, + { NET_IPV4_VS_TO_CW, "timeout_closewait" }, + { NET_IPV4_VS_TO_LA, "timeout_lastack" }, + { NET_IPV4_VS_TO_LI, "timeout_listen" }, + { NET_IPV4_VS_TO_SA, "timeout_synack" }, + { NET_IPV4_VS_TO_UDP, "timeout_udp" }, + { NET_IPV4_VS_TO_ICMP, "timeout_icmp" }, + { NET_IPV4_VS_CACHE_BYPASS, "cache_bypass" }, + { NET_IPV4_VS_EXPIRE_NODEST_CONN, "expire_nodest_conn" }, + { NET_IPV4_VS_EXPIRE_QUIESCENT_TEMPLATE, "expire_quiescent_template" }, + { NET_IPV4_VS_SYNC_THRESHOLD, "sync_threshold" }, + { NET_IPV4_VS_NAT_ICMP_SEND, "nat_icmp_send" }, + { NET_IPV4_VS_LBLC_EXPIRE, "lblc_expiration" }, + { NET_IPV4_VS_LBLCR_EXPIRE, "lblcr_expiration" }, + {} +}; + +static struct trans_ctl_table trans_net_neigh_vars_table[] = { + { NET_NEIGH_MCAST_SOLICIT, "mcast_solicit" }, + { NET_NEIGH_UCAST_SOLICIT, "ucast_solicit" }, + { NET_NEIGH_APP_SOLICIT, "app_solicit" }, + { NET_NEIGH_RETRANS_TIME, "retrans_time" }, + { NET_NEIGH_REACHABLE_TIME, "base_reachable_time" }, + { NET_NEIGH_DELAY_PROBE_TIME, "delay_first_probe_time" }, + { NET_NEIGH_GC_STALE_TIME, "gc_stale_time" }, + { NET_NEIGH_UNRES_QLEN, "unres_qlen" }, + { NET_NEIGH_PROXY_QLEN, "proxy_qlen" }, + { NET_NEIGH_ANYCAST_DELAY, "anycast_delay" }, + { NET_NEIGH_PROXY_DELAY, "proxy_delay" }, + { NET_NEIGH_LOCKTIME, "locktime" }, + { NET_NEIGH_GC_INTERVAL, "gc_interval" }, + { NET_NEIGH_GC_THRESH1, "gc_thresh1" }, + { NET_NEIGH_GC_THRESH2, "gc_thresh2" }, + { NET_NEIGH_GC_THRESH3, "gc_thresh3" }, + { NET_NEIGH_RETRANS_TIME_MS, "retrans_time_ms" }, + { NET_NEIGH_REACHABLE_TIME_MS, "base_reachable_time_ms" }, + {} +}; + +static struct trans_ctl_table trans_net_neigh_table[] = { + { NET_PROTO_CONF_DEFAULT, "default", trans_net_neigh_vars_table }, + { 0, NULL, trans_net_neigh_vars_table }, + {} +}; + +static struct trans_ctl_table trans_net_ipv4_netfilter_table[] = { + { NET_IPV4_NF_CONNTRACK_MAX, "ip_conntrack_max" }, + + { NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT, "ip_conntrack_tcp_timeout_syn_sent" }, + { NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV, "ip_conntrack_tcp_timeout_syn_recv" }, + { NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED, "ip_conntrack_tcp_timeout_established" }, + { NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT, "ip_conntrack_tcp_timeout_fin_wait" }, + { NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT, "ip_conntrack_tcp_timeout_close_wait" }, + { NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK, "ip_conntrack_tcp_timeout_last_ack" }, + { NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT, "ip_conntrack_tcp_timeout_time_wait" }, + { NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE, "ip_conntrack_tcp_timeout_close" }, + + { NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT, "ip_conntrack_udp_timeout" }, + { NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT_STREAM, "ip_conntrack_udp_timeout_stream" }, + { NET_IPV4_NF_CONNTRACK_ICMP_TIMEOUT, "ip_conntrack_icmp_timeout" }, + { NET_IPV4_NF_CONNTRACK_GENERIC_TIMEOUT, "ip_conntrack_generic_timeout" }, + + { NET_IPV4_NF_CONNTRACK_BUCKETS, "ip_conntrack_buckets" }, + { NET_IPV4_NF_CONNTRACK_LOG_INVALID, "ip_conntrack_log_invalid" }, + { NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS, "ip_conntrack_tcp_timeout_max_retrans" }, + { NET_IPV4_NF_CONNTRACK_TCP_LOOSE, "ip_conntrack_tcp_loose" }, + { NET_IPV4_NF_CONNTRACK_TCP_BE_LIBERAL, "ip_conntrack_tcp_be_liberal" }, + { NET_IPV4_NF_CONNTRACK_TCP_MAX_RETRANS, "ip_conntrack_tcp_max_retrans" }, + + { NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED, "ip_conntrack_sctp_timeout_closed" }, + { NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT, "ip_conntrack_sctp_timeout_cookie_wait" }, + { NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED, "ip_conntrack_sctp_timeout_cookie_echoed" }, + { NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED, "ip_conntrack_sctp_timeout_established" }, + { NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT, "ip_conntrack_sctp_timeout_shutdown_sent" }, + { NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD, "ip_conntrack_sctp_timeout_shutdown_recd" }, + { NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT, "ip_conntrack_sctp_timeout_shutdown_ack_sent" }, + + { NET_IPV4_NF_CONNTRACK_COUNT, "ip_conntrack_count" }, + { NET_IPV4_NF_CONNTRACK_CHECKSUM, "ip_conntrack_checksum" }, + {} +}; + +static struct trans_ctl_table trans_net_ipv4_table[] = { + { NET_IPV4_FORWARD, "ip_forward" }, + { NET_IPV4_DYNADDR, "ip_dynaddr" }, + + { NET_IPV4_CONF, "conf", trans_net_ipv4_conf_table }, + { NET_IPV4_NEIGH, "neigh", trans_net_neigh_table }, + { NET_IPV4_ROUTE, "route", trans_net_ipv4_route_table }, + /* NET_IPV4_FIB_HASH unused */ + { NET_IPV4_NETFILTER, "netfilter", trans_net_ipv4_netfilter_table }, + { NET_IPV4_VS, "vs", trans_net_ipv4_vs_table }, + + { NET_IPV4_TCP_TIMESTAMPS, "tcp_timestamps" }, + { NET_IPV4_TCP_WINDOW_SCALING, "tcp_window_scaling" }, + { NET_IPV4_TCP_SACK, "tcp_sack" }, + { NET_IPV4_TCP_RETRANS_COLLAPSE, "tcp_retrans_collapse" }, + { NET_IPV4_DEFAULT_TTL, "ip_default_ttl" }, + /* NET_IPV4_AUTOCONFIG unused */ + { NET_IPV4_NO_PMTU_DISC, "ip_no_pmtu_disc" }, + { NET_IPV4_TCP_SYN_RETRIES, "tcp_syn_retries" }, + { NET_IPV4_IPFRAG_HIGH_THRESH, "ipfrag_high_thresh" }, + { NET_IPV4_IPFRAG_LOW_THRESH, "ipfrag_low_thresh" }, + { NET_IPV4_IPFRAG_TIME, "ipfrag_time" }, + /* NET_IPV4_TCP_MAX_KA_PROBES unused */ + { NET_IPV4_TCP_KEEPALIVE_TIME, "tcp_keepalive_time" }, + { NET_IPV4_TCP_KEEPALIVE_PROBES, "tcp_keepalive_probes" }, + { NET_IPV4_TCP_RETRIES1, "tcp_retries1" }, + { NET_IPV4_TCP_RETRIES2, "tcp_retries2" }, + { NET_IPV4_TCP_FIN_TIMEOUT, "tcp_fin_timeout" }, + /* NET_IPV4_IP_MASQ_DEBUG unused */ + { NET_TCP_SYNCOOKIES, "tcp_syncookies" }, + { NET_TCP_STDURG, "tcp_stdurg" }, + { NET_TCP_RFC1337, "tcp_rfc1337" }, + /* NET_TCP_SYN_TAILDROP unused */ + { NET_TCP_MAX_SYN_BACKLOG, "tcp_max_syn_backlog" }, + { NET_IPV4_LOCAL_PORT_RANGE, "ip_local_port_range" }, + { NET_IPV4_ICMP_ECHO_IGNORE_ALL, "icmp_echo_ignore_all" }, + { NET_IPV4_ICMP_ECHO_IGNORE_BROADCASTS, "icmp_echo_ignore_broadcasts" }, + /* NET_IPV4_ICMP_SOURCEQUENCH_RATE unused */ + /* NET_IPV4_ICMP_DESTUNREACH_RATE unused */ + /* NET_IPV4_ICMP_TIMEEXCEED_RATE unused */ + /* NET_IPV4_ICMP_PARAMPROB_RATE unused */ + /* NET_IPV4_ICMP_ECHOREPLY_RATE unused */ + { NET_IPV4_ICMP_IGNORE_BOGUS_ERROR_RESPONSES, "icmp_ignore_bogus_error_responses" }, + { NET_IPV4_IGMP_MAX_MEMBERSHIPS, "igmp_max_memberships" }, + { NET_TCP_TW_RECYCLE, "tcp_tw_recycle" }, + /* NET_IPV4_ALWAYS_DEFRAG unused */ + { NET_IPV4_TCP_KEEPALIVE_INTVL, "tcp_keepalive_intvl" }, + { NET_IPV4_INET_PEER_THRESHOLD, "inet_peer_threshold" }, + { NET_IPV4_INET_PEER_MINTTL, "inet_peer_minttl" }, + { NET_IPV4_INET_PEER_MAXTTL, "inet_peer_maxttl" }, + { NET_IPV4_INET_PEER_GC_MINTIME, "inet_peer_gc_mintime" }, + { NET_IPV4_INET_PEER_GC_MAXTIME, "inet_peer_gc_maxtime" }, + { NET_TCP_ORPHAN_RETRIES, "tcp_orphan_retries" }, + { NET_TCP_ABORT_ON_OVERFLOW, "tcp_abort_on_overflow" }, + { NET_TCP_SYNACK_RETRIES, "tcp_synack_retries" }, + { NET_TCP_MAX_ORPHANS, "tcp_max_orphans" }, + { NET_TCP_MAX_TW_BUCKETS, "tcp_max_tw_buckets" }, + { NET_TCP_FACK, "tcp_fack" }, + { NET_TCP_REORDERING, "tcp_reordering" }, + { NET_TCP_ECN, "tcp_ecn" }, + { NET_TCP_DSACK, "tcp_dsack" }, + { NET_TCP_MEM, "tcp_mem" }, + { NET_TCP_WMEM, "tcp_wmem" }, + { NET_TCP_RMEM, "tcp_rmem" }, + { NET_TCP_APP_WIN, "tcp_app_win" }, + { NET_TCP_ADV_WIN_SCALE, "tcp_adv_win_scale" }, + { NET_IPV4_NONLOCAL_BIND, "ip_nonlocal_bind" }, + { NET_IPV4_ICMP_RATELIMIT, "icmp_ratelimit" }, + { NET_IPV4_ICMP_RATEMASK, "icmp_ratemask" }, + { NET_TCP_TW_REUSE, "tcp_tw_reuse" }, + { NET_TCP_FRTO, "tcp_frto" }, + { NET_TCP_LOW_LATENCY, "tcp_low_latency" }, + { NET_IPV4_IPFRAG_SECRET_INTERVAL, "ipfrag_secret_interval" }, + { NET_IPV4_IGMP_MAX_MSF, "igmp_max_msf" }, + { NET_TCP_NO_METRICS_SAVE, "tcp_no_metrics_save" }, + /* NET_TCP_DEFAULT_WIN_SCALE unused */ + { NET_TCP_MODERATE_RCVBUF, "tcp_moderate_rcvbuf" }, + { NET_TCP_TSO_WIN_DIVISOR, "tcp_tso_win_divisor" }, + /* NET_TCP_BIC_BETA unused */ + { NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR, "icmp_errors_use_inbound_ifaddr" }, + { NET_TCP_CONG_CONTROL, "tcp_congestion_control" }, + { NET_TCP_ABC, "tcp_abc" }, + { NET_IPV4_IPFRAG_MAX_DIST, "ipfrag_max_dist" }, + { NET_TCP_MTU_PROBING, "tcp_mtu_probing" }, + { NET_TCP_BASE_MSS, "tcp_base_mss" }, + { NET_IPV4_TCP_WORKAROUND_SIGNED_WINDOWS, "tcp_workaround_signed_windows" }, + { NET_TCP_DMA_COPYBREAK, "tcp_dma_copybreak" }, + { NET_TCP_SLOW_START_AFTER_IDLE, "tcp_slow_start_after_idle" }, + { NET_CIPSOV4_CACHE_ENABLE, "cipso_cache_enable" }, + { NET_CIPSOV4_CACHE_BUCKET_SIZE, "cipso_cache_bucket_size" }, + { NET_CIPSOV4_RBM_OPTFMT, "cipso_rbm_optfmt" }, + { NET_CIPSOV4_RBM_STRICTVALID, "cipso_rbm_strictvalid" }, + { NET_TCP_AVAIL_CONG_CONTROL, "tcp_available_congestion_control" }, + { NET_TCP_ALLOWED_CONG_CONTROL, "tcp_allowed_congestion_control" }, + { NET_TCP_MAX_SSTHRESH, "tcp_max_ssthresh" }, + { NET_TCP_FRTO_RESPONSE, "tcp_frto_response" }, + { 2088 /* NET_IPQ_QMAX */, "ip_queue_maxlen" }, + {} +}; + +static struct trans_ctl_table trans_net_ipx_table[] = { + { NET_IPX_PPROP_BROADCASTING, "ipx_pprop_broadcasting" }, + /* NET_IPX_FORWARDING unused */ + {} +}; + +static struct trans_ctl_table trans_net_atalk_table[] = { + { NET_ATALK_AARP_EXPIRY_TIME, "aarp-expiry-time" }, + { NET_ATALK_AARP_TICK_TIME, "aarp-tick-time" }, + { NET_ATALK_AARP_RETRANSMIT_LIMIT, "aarp-retransmit-limit" }, + { NET_ATALK_AARP_RESOLVE_TIME, "aarp-resolve-time" }, + {}, +}; + +static struct trans_ctl_table trans_net_netrom_table[] = { + { NET_NETROM_DEFAULT_PATH_QUALITY, "default_path_quality" }, + { NET_NETROM_OBSOLESCENCE_COUNT_INITIALISER, "obsolescence_count_initialiser" }, + { NET_NETROM_NETWORK_TTL_INITIALISER, "network_ttl_initialiser" }, + { NET_NETROM_TRANSPORT_TIMEOUT, "transport_timeout" }, + { NET_NETROM_TRANSPORT_MAXIMUM_TRIES, "transport_maximum_tries" }, + { NET_NETROM_TRANSPORT_ACKNOWLEDGE_DELAY, "transport_acknowledge_delay" }, + { NET_NETROM_TRANSPORT_BUSY_DELAY, "transport_busy_delay" }, + { NET_NETROM_TRANSPORT_REQUESTED_WINDOW_SIZE, "transport_requested_window_size" }, + { NET_NETROM_TRANSPORT_NO_ACTIVITY_TIMEOUT, "transport_no_activity_timeout" }, + { NET_NETROM_ROUTING_CONTROL, "routing_control" }, + { NET_NETROM_LINK_FAILS_COUNT, "link_fails_count" }, + { NET_NETROM_RESET, "reset" }, + {} +}; + +static struct trans_ctl_table trans_net_ax25_table[] = { + { NET_AX25_IP_DEFAULT_MODE, "ip_default_mode" }, + { NET_AX25_DEFAULT_MODE, "ax25_default_mode" }, + { NET_AX25_BACKOFF_TYPE, "backoff_type" }, + { NET_AX25_CONNECT_MODE, "connect_mode" }, + { NET_AX25_STANDARD_WINDOW, "standard_window_size" }, + { NET_AX25_EXTENDED_WINDOW, "extended_window_size" }, + { NET_AX25_T1_TIMEOUT, "t1_timeout" }, + { NET_AX25_T2_TIMEOUT, "t2_timeout" }, + { NET_AX25_T3_TIMEOUT, "t3_timeout" }, + { NET_AX25_IDLE_TIMEOUT, "idle_timeout" }, + { NET_AX25_N2, "maximum_retry_count" }, + { NET_AX25_PACLEN, "maximum_packet_length" }, + { NET_AX25_PROTOCOL, "protocol" }, + { NET_AX25_DAMA_SLAVE_TIMEOUT, "dama_slave_timeout" }, + {} +}; + +static struct trans_ctl_table trans_net_bridge_table[] = { + { NET_BRIDGE_NF_CALL_ARPTABLES, "bridge-nf-call-arptables" }, + { NET_BRIDGE_NF_CALL_IPTABLES, "bridge-nf-call-iptables" }, + { NET_BRIDGE_NF_CALL_IP6TABLES, "bridge-nf-call-ip6tables" }, + { NET_BRIDGE_NF_FILTER_VLAN_TAGGED, "bridge-nf-filter-vlan-tagged" }, + { NET_BRIDGE_NF_FILTER_PPPOE_TAGGED, "bridge-nf-filter-pppoe-tagged" }, + {} +}; + +static struct trans_ctl_table trans_net_rose_table[] = { + { NET_ROSE_RESTART_REQUEST_TIMEOUT, "restart_request_timeout" }, + { NET_ROSE_CALL_REQUEST_TIMEOUT, "call_request_timeout" }, + { NET_ROSE_RESET_REQUEST_TIMEOUT, "reset_request_timeout" }, + { NET_ROSE_CLEAR_REQUEST_TIMEOUT, "clear_request_timeout" }, + { NET_ROSE_ACK_HOLD_BACK_TIMEOUT, "acknowledge_hold_back_timeout" }, + { NET_ROSE_ROUTING_CONTROL, "routing_control" }, + { NET_ROSE_LINK_FAIL_TIMEOUT, "link_fail_timeout" }, + { NET_ROSE_MAX_VCS, "maximum_virtual_circuits" }, + { NET_ROSE_WINDOW_SIZE, "window_size" }, + { NET_ROSE_NO_ACTIVITY_TIMEOUT, "no_activity_timeout" }, + {} +}; + +static struct trans_ctl_table trans_net_ipv6_conf_var_table[] = { + { NET_IPV6_FORWARDING, "forwarding" }, + { NET_IPV6_HOP_LIMIT, "hop_limit" }, + { NET_IPV6_MTU, "mtu" }, + { NET_IPV6_ACCEPT_RA, "accept_ra" }, + { NET_IPV6_ACCEPT_REDIRECTS, "accept_redirects" }, + { NET_IPV6_AUTOCONF, "autoconf" }, + { NET_IPV6_DAD_TRANSMITS, "dad_transmits" }, + { NET_IPV6_RTR_SOLICITS, "router_solicitations" }, + { NET_IPV6_RTR_SOLICIT_INTERVAL, "router_solicitation_interval" }, + { NET_IPV6_RTR_SOLICIT_DELAY, "router_solicitation_delay" }, + { NET_IPV6_USE_TEMPADDR, "use_tempaddr" }, + { NET_IPV6_TEMP_VALID_LFT, "temp_valid_lft" }, + { NET_IPV6_TEMP_PREFERED_LFT, "temp_prefered_lft" }, + { NET_IPV6_REGEN_MAX_RETRY, "regen_max_retry" }, + { NET_IPV6_MAX_DESYNC_FACTOR, "max_desync_factor" }, + { NET_IPV6_MAX_ADDRESSES, "max_addresses" }, + { NET_IPV6_FORCE_MLD_VERSION, "force_mld_version" }, + { NET_IPV6_ACCEPT_RA_DEFRTR, "accept_ra_defrtr" }, + { NET_IPV6_ACCEPT_RA_PINFO, "accept_ra_pinfo" }, + { NET_IPV6_ACCEPT_RA_RTR_PREF, "accept_ra_rtr_pref" }, + { NET_IPV6_RTR_PROBE_INTERVAL, "router_probe_interval" }, + { NET_IPV6_ACCEPT_RA_RT_INFO_MAX_PLEN, "accept_ra_rt_info_max_plen" }, + { NET_IPV6_PROXY_NDP, "proxy_ndp" }, + { NET_IPV6_ACCEPT_SOURCE_ROUTE, "accept_source_route" }, + {} +}; + +static struct trans_ctl_table trans_net_ipv6_conf_table[] = { + { NET_PROTO_CONF_ALL, "all", trans_net_ipv6_conf_var_table }, + { NET_PROTO_CONF_DEFAULT, "default", trans_net_ipv6_conf_var_table }, + { 0, NULL, trans_net_ipv6_conf_var_table }, + {} +}; + +static struct trans_ctl_table trans_net_ipv6_route_table[] = { + { NET_IPV6_ROUTE_FLUSH, "flush" }, + { NET_IPV6_ROUTE_GC_THRESH, "gc_thresh" }, + { NET_IPV6_ROUTE_MAX_SIZE, "max_size" }, + { NET_IPV6_ROUTE_GC_MIN_INTERVAL, "gc_min_interval" }, + { NET_IPV6_ROUTE_GC_TIMEOUT, "gc_timeout" }, + { NET_IPV6_ROUTE_GC_INTERVAL, "gc_interval" }, + { NET_IPV6_ROUTE_GC_ELASTICITY, "gc_elasticity" }, + { NET_IPV6_ROUTE_MTU_EXPIRES, "mtu_expires" }, + { NET_IPV6_ROUTE_MIN_ADVMSS, "min_adv_mss" }, + { NET_IPV6_ROUTE_GC_MIN_INTERVAL_MS, "gc_min_interval_ms" }, + {} +}; + +static struct trans_ctl_table trans_net_ipv6_icmp_table[] = { + { NET_IPV6_ICMP_RATELIMIT, "ratelimit" }, + {} +}; + +static struct trans_ctl_table trans_net_ipv6_table[] = { + { NET_IPV6_CONF, "conf", trans_net_ipv6_conf_table }, + { NET_IPV6_NEIGH, "neigh", trans_net_neigh_table }, + { NET_IPV6_ROUTE, "route", trans_net_ipv6_route_table }, + { NET_IPV6_ICMP, "icmp", trans_net_ipv6_icmp_table }, + { NET_IPV6_BINDV6ONLY, "bindv6only" }, + { NET_IPV6_IP6FRAG_HIGH_THRESH, "ip6frag_high_thresh" }, + { NET_IPV6_IP6FRAG_LOW_THRESH, "ip6frag_low_thresh" }, + { NET_IPV6_IP6FRAG_TIME, "ip6frag_time" }, + { NET_IPV6_IP6FRAG_SECRET_INTERVAL, "ip6frag_secret_interval" }, + { NET_IPV6_MLD_MAX_MSF, "mld_max_msf" }, + {} +}; + +static struct trans_ctl_table trans_net_x25_table[] = { + { NET_X25_RESTART_REQUEST_TIMEOUT, "restart_request_timeout" }, + { NET_X25_CALL_REQUEST_TIMEOUT, "call_request_timeout" }, + { NET_X25_RESET_REQUEST_TIMEOUT, "reset_request_timeout" }, + { NET_X25_CLEAR_REQUEST_TIMEOUT, "clear_request_timeout" }, + { NET_X25_ACK_HOLD_BACK_TIMEOUT, "acknowledgement_hold_back_timeout" }, + { NET_X25_FORWARD, "x25_forward" }, + {} +}; + +static struct trans_ctl_table trans_net_tr_table[] = { + { NET_TR_RIF_TIMEOUT, "rif_timeout" }, + {} +}; + + +static struct trans_ctl_table trans_net_decnet_conf_vars[] = { + { NET_DECNET_CONF_DEV_FORWARDING, "forwarding" }, + { NET_DECNET_CONF_DEV_PRIORITY, "priority" }, + { NET_DECNET_CONF_DEV_T2, "t2" }, + { NET_DECNET_CONF_DEV_T3, "t3" }, + {} +}; + +static struct trans_ctl_table trans_net_decnet_conf[] = { + { 0, NULL, trans_net_decnet_conf_vars }, + {} +}; + +static struct trans_ctl_table trans_net_decnet_table[] = { + { NET_DECNET_CONF, "conf", trans_net_decnet_conf }, + { NET_DECNET_NODE_ADDRESS, "node_address" }, + { NET_DECNET_NODE_NAME, "node_name" }, + { NET_DECNET_DEFAULT_DEVICE, "default_device" }, + { NET_DECNET_TIME_WAIT, "time_wait" }, + { NET_DECNET_DN_COUNT, "dn_count" }, + { NET_DECNET_DI_COUNT, "di_count" }, + { NET_DECNET_DR_COUNT, "dr_count" }, + { NET_DECNET_DST_GC_INTERVAL, "dst_gc_interval" }, + { NET_DECNET_NO_FC_MAX_CWND, "no_fc_max_cwnd" }, + { NET_DECNET_MEM, "decnet_mem" }, + { NET_DECNET_RMEM, "decnet_rmem" }, + { NET_DECNET_WMEM, "decnet_wmem" }, + { NET_DECNET_DEBUG_LEVEL, "debug" }, + {} +}; + +static struct trans_ctl_table trans_net_sctp_table[] = { + { NET_SCTP_RTO_INITIAL, "rto_initial" }, + { NET_SCTP_RTO_MIN, "rto_min" }, + { NET_SCTP_RTO_MAX, "rto_max" }, + { NET_SCTP_RTO_ALPHA, "rto_alpha_exp_divisor" }, + { NET_SCTP_RTO_BETA, "rto_beta_exp_divisor" }, + { NET_SCTP_VALID_COOKIE_LIFE, "valid_cookie_life" }, + { NET_SCTP_ASSOCIATION_MAX_RETRANS, "association_max_retrans" }, + { NET_SCTP_PATH_MAX_RETRANS, "path_max_retrans" }, + { NET_SCTP_MAX_INIT_RETRANSMITS, "max_init_retransmits" }, + { NET_SCTP_HB_INTERVAL, "hb_interval" }, + { NET_SCTP_PRESERVE_ENABLE, "cookie_preserve_enable" }, + { NET_SCTP_MAX_BURST, "max_burst" }, + { NET_SCTP_ADDIP_ENABLE, "addip_enable" }, + { NET_SCTP_PRSCTP_ENABLE, "prsctp_enable" }, + { NET_SCTP_SNDBUF_POLICY, "sndbuf_policy" }, + { NET_SCTP_SACK_TIMEOUT, "sack_timeout" }, + { NET_SCTP_RCVBUF_POLICY, "rcvbuf_policy" }, + {} +}; + +static struct trans_ctl_table trans_net_llc_llc2_timeout_table[] = { + { NET_LLC2_ACK_TIMEOUT, "ack" }, + { NET_LLC2_P_TIMEOUT, "p" }, + { NET_LLC2_REJ_TIMEOUT, "rej" }, + { NET_LLC2_BUSY_TIMEOUT, "busy" }, + {} +}; + +static struct trans_ctl_table trans_net_llc_station_table[] = { + { NET_LLC_STATION_ACK_TIMEOUT, "ack_timeout" }, + {} +}; + +static struct trans_ctl_table trans_net_llc_llc2_table[] = { + { NET_LLC2, "timeout", trans_net_llc_llc2_timeout_table }, + {} +}; + +static struct trans_ctl_table trans_net_llc_table[] = { + { NET_LLC2, "llc2", trans_net_llc_llc2_table }, + { NET_LLC_STATION, "station", trans_net_llc_station_table }, + {} +}; + +static struct trans_ctl_table trans_net_netfilter_table[] = { + { NET_NF_CONNTRACK_MAX, "nf_conntrack_max" }, + { NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT, "nf_conntrack_tcp_timeout_syn_sent" }, + { NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV, "nf_conntrack_tcp_timeout_syn_recv" }, + { NET_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED, "nf_conntrack_tcp_timeout_established" }, + { NET_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT, "nf_conntrack_tcp_timeout_fin_wait" }, + { NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT, "nf_conntrack_tcp_timeout_close_wait" }, + { NET_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK, "nf_conntrack_tcp_timeout_last_ack" }, + { NET_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT, "nf_conntrack_tcp_timeout_time_wait" }, + { NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE, "nf_conntrack_tcp_timeout_close" }, + { NET_NF_CONNTRACK_UDP_TIMEOUT, "nf_conntrack_udp_timeout" }, + { NET_NF_CONNTRACK_UDP_TIMEOUT_STREAM, "nf_conntrack_udp_timeout_stream" }, + { NET_NF_CONNTRACK_ICMP_TIMEOUT, "nf_conntrack_icmp_timeout" }, + { NET_NF_CONNTRACK_GENERIC_TIMEOUT, "nf_conntrack_generic_timeout" }, + { NET_NF_CONNTRACK_BUCKETS, "nf_conntrack_buckets" }, + { NET_NF_CONNTRACK_LOG_INVALID, "nf_conntrack_log_invalid" }, + { NET_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS, "nf_conntrack_tcp_timeout_max_retrans" }, + { NET_NF_CONNTRACK_TCP_LOOSE, "nf_conntrack_tcp_loose" }, + { NET_NF_CONNTRACK_TCP_BE_LIBERAL, "nf_conntrack_tcp_be_liberal" }, + { NET_NF_CONNTRACK_TCP_MAX_RETRANS, "nf_conntrack_tcp_max_retrans" }, + { NET_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED, "nf_conntrack_sctp_timeout_closed" }, + { NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT, "nf_conntrack_sctp_timeout_cookie_wait" }, + { NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED, "nf_conntrack_sctp_timeout_cookie_echoed" }, + { NET_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED, "nf_conntrack_sctp_timeout_established" }, + { NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT, "nf_conntrack_sctp_timeout_shutdown_sent" }, + { NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD, "nf_conntrack_sctp_timeout_shutdown_recd" }, + { NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT, "nf_conntrack_sctp_timeout_shutdown_ack_sent" }, + { NET_NF_CONNTRACK_COUNT, "nf_conntrack_count" }, + { NET_NF_CONNTRACK_ICMPV6_TIMEOUT, "nf_conntrack_icmpv6_timeout" }, + { NET_NF_CONNTRACK_FRAG6_TIMEOUT, "nf_conntrack_frag6_timeout" }, + { NET_NF_CONNTRACK_FRAG6_LOW_THRESH, "nf_conntrack_frag6_low_thresh" }, + { NET_NF_CONNTRACK_FRAG6_HIGH_THRESH, "nf_conntrack_frag6_high_thresh" }, + { NET_NF_CONNTRACK_CHECKSUM, "nf_conntrack_checksum" }, + + {} +}; + +static struct trans_ctl_table trans_net_dccp_table[] = { + { NET_DCCP_DEFAULT, "default" }, + {} +}; + +static struct trans_ctl_table trans_net_table[] = { + { NET_CORE, "core", trans_net_core_table }, + /* NET_ETHER not used */ + /* NET_802 not used */ + { NET_UNIX, "unix", trans_net_unix_table }, + { NET_IPV4, "ipv4", trans_net_ipv4_table }, + { NET_IPX, "ipx", trans_net_ipx_table }, + { NET_ATALK, "atalk", trans_net_atalk_table }, + { NET_NETROM, "netrom", trans_net_netrom_table }, + { NET_AX25, "ax25", trans_net_ax25_table }, + { NET_BRIDGE, "bridge", trans_net_bridge_table }, + { NET_ROSE, "rose", trans_net_rose_table }, + { NET_IPV6, "ipv6", trans_net_ipv6_table }, + { NET_X25, "x25", trans_net_x25_table }, + { NET_TR, "tr", trans_net_tr_table }, + { NET_DECNET, "decnet", trans_net_decnet_table }, + /* NET_ECONET not used */ + { NET_SCTP, "sctp", trans_net_sctp_table }, + { NET_LLC, "llc", trans_net_llc_table }, + { NET_NETFILTER, "netfilter", trans_net_netfilter_table }, + { NET_DCCP, "dccp", trans_net_dccp_table }, + {} +}; + +static struct trans_ctl_table trans_fs_quota_table[] = { + { FS_DQ_LOOKUPS, "lookups" }, + { FS_DQ_DROPS, "drops" }, + { FS_DQ_READS, "reads" }, + { FS_DQ_WRITES, "writes" }, + { FS_DQ_CACHE_HITS, "cache_hits" }, + { FS_DQ_ALLOCATED, "allocated_dquots" }, + { FS_DQ_FREE, "free_dquots" }, + { FS_DQ_SYNCS, "syncs" }, + { FS_DQ_WARNINGS, "warnings" }, + {} +}; + +static struct trans_ctl_table trans_fs_xfs_table[] = { + { XFS_RESTRICT_CHOWN, "restrict_chown" }, + { XFS_SGID_INHERIT, "irix_sgid_inherit" }, + { XFS_SYMLINK_MODE, "irix_symlink_mode" }, + { XFS_PANIC_MASK, "panic_mask" }, + + { XFS_ERRLEVEL, "error_level" }, + { XFS_SYNCD_TIMER, "xfssyncd_centisecs" }, + { XFS_INHERIT_SYNC, "inherit_sync" }, + { XFS_INHERIT_NODUMP, "inherit_nodump" }, + { XFS_INHERIT_NOATIME, "inherit_noatime" }, + { XFS_BUF_TIMER, "xfsbufd_centisecs" }, + { XFS_BUF_AGE, "age_buffer_centisecs" }, + { XFS_INHERIT_NOSYM, "inherit_nosymlinks" }, + { XFS_ROTORSTEP, "rotorstep" }, + { XFS_INHERIT_NODFRG, "inherit_nodefrag" }, + { XFS_FILESTREAM_TIMER, "filestream_centisecs" }, + { XFS_STATS_CLEAR, "stats_clear" }, + {} +}; + +static struct trans_ctl_table trans_fs_ocfs2_nm_table[] = { + { 1, "hb_ctl_path" }, + {} +}; + +static struct trans_ctl_table trans_fs_ocfs2_table[] = { + { 1, "nm", trans_fs_ocfs2_nm_table }, + {} +}; + +static struct trans_ctl_table trans_inotify_table[] = { + { INOTIFY_MAX_USER_INSTANCES, "max_user_instances" }, + { INOTIFY_MAX_USER_WATCHES, "max_user_watches" }, + { INOTIFY_MAX_QUEUED_EVENTS, "max_queued_events" }, + {} +}; + +static struct trans_ctl_table trans_fs_table[] = { + { FS_NRINODE, "inode-nr" }, + { FS_STATINODE, "inode-state" }, + /* FS_MAXINODE unused */ + /* FS_NRDQUOT unused */ + /* FS_MAXDQUOT unused */ + { FS_NRFILE, "file-nr" }, + { FS_MAXFILE, "file-max" }, + { FS_DENTRY, "dentry-state" }, + /* FS_NRSUPER unused */ + /* FS_MAXUPSER unused */ + { FS_OVERFLOWUID, "overflowuid" }, + { FS_OVERFLOWGID, "overflowgid" }, + { FS_LEASES, "leases-enable" }, + { FS_DIR_NOTIFY, "dir-notify-enable" }, + { FS_LEASE_TIME, "lease-break-time" }, + { FS_DQSTATS, "quota", trans_fs_quota_table }, + { FS_XFS, "xfs", trans_fs_xfs_table }, + { FS_AIO_NR, "aio-nr" }, + { FS_AIO_MAX_NR, "aio-max-nr" }, + { FS_INOTIFY, "inotify", trans_inotify_table }, + { FS_OCFS2, "ocfs2", trans_fs_ocfs2_table }, + { KERN_SETUID_DUMPABLE, "suid_dumpable" }, + {} +}; + +static struct trans_ctl_table trans_debug_table[] = { + {} +}; + +static struct trans_ctl_table trans_cdrom_table[] = { + { DEV_CDROM_INFO, "info" }, + { DEV_CDROM_AUTOCLOSE, "autoclose" }, + { DEV_CDROM_AUTOEJECT, "autoeject" }, + { DEV_CDROM_DEBUG, "debug" }, + { DEV_CDROM_LOCK, "lock" }, + { DEV_CDROM_CHECK_MEDIA, "check_media" }, + {} +}; + +static struct trans_ctl_table trans_ipmi_table[] = { + { DEV_IPMI_POWEROFF_POWERCYCLE, "poweroff_powercycle" }, + {} +}; + +static struct trans_ctl_table trans_mac_hid_files[] = { + /* DEV_MAC_HID_KEYBOARD_SENDS_LINUX_KEYCODES unused */ + /* DEV_MAC_HID_KEYBOARD_LOCK_KEYCODES unused */ + { DEV_MAC_HID_MOUSE_BUTTON_EMULATION, "mouse_button_emulation" }, + { DEV_MAC_HID_MOUSE_BUTTON2_KEYCODE, "mouse_button2_keycode" }, + { DEV_MAC_HID_MOUSE_BUTTON3_KEYCODE, "mouse_button3_keycode" }, + /* DEV_MAC_HID_ADB_MOUSE_SENDS_KEYCODES unused */ + {} +}; + +static struct trans_ctl_table trans_raid_table[] = { + { DEV_RAID_SPEED_LIMIT_MIN, "speed_limit_min" }, + { DEV_RAID_SPEED_LIMIT_MAX, "speed_limit_max" }, + {} +}; + +static struct trans_ctl_table trans_scsi_table[] = { + { DEV_SCSI_LOGGING_LEVEL, "logging_level" }, + {} +}; + +static struct trans_ctl_table trans_parport_default_table[] = { + { DEV_PARPORT_DEFAULT_TIMESLICE, "timeslice" }, + { DEV_PARPORT_DEFAULT_SPINTIME, "spintime" }, + {} +}; + +static struct trans_ctl_table trans_parport_device_table[] = { + { DEV_PARPORT_DEVICE_TIMESLICE, "timeslice" }, + {} +}; + +static struct trans_ctl_table trans_parport_devices_table[] = { + { DEV_PARPORT_DEVICES_ACTIVE, "active" }, + { 0, NULL, trans_parport_device_table }, + {} +}; + +static struct trans_ctl_table trans_parport_parport_table[] = { + { DEV_PARPORT_SPINTIME, "spintime" }, + { DEV_PARPORT_BASE_ADDR, "base-addr" }, + { DEV_PARPORT_IRQ, "irq" }, + { DEV_PARPORT_DMA, "dma" }, + { DEV_PARPORT_MODES, "modes" }, + { DEV_PARPORT_DEVICES, "devices", trans_parport_devices_table }, + { DEV_PARPORT_AUTOPROBE, "autoprobe" }, + { DEV_PARPORT_AUTOPROBE + 1, "autoprobe0" }, + { DEV_PARPORT_AUTOPROBE + 2, "autoprobe1" }, + { DEV_PARPORT_AUTOPROBE + 3, "autoprobe2" }, + { DEV_PARPORT_AUTOPROBE + 4, "autoprobe3" }, + {} +}; +static struct trans_ctl_table trans_parport_table[] = { + { DEV_PARPORT_DEFAULT, "default", trans_parport_default_table }, + { 0, NULL, trans_parport_parport_table }, + {} +}; + +static struct trans_ctl_table trans_dev_table[] = { + { DEV_CDROM, "cdrom", trans_cdrom_table }, + /* DEV_HWMON unused */ + { DEV_PARPORT, "parport", trans_parport_table }, + { DEV_RAID, "raid", trans_raid_table }, + { DEV_MAC_HID, "mac_hid", trans_mac_hid_files }, + { DEV_SCSI, "scsi", trans_scsi_table }, + { DEV_IPMI, "ipmi", trans_ipmi_table }, + {} +}; + +static struct trans_ctl_table trans_bus_isa_table[] = { + { BUS_ISA_MEM_BASE, "membase" }, + { BUS_ISA_PORT_BASE, "portbase" }, + { BUS_ISA_PORT_SHIFT, "portshift" }, + {} +}; + +static struct trans_ctl_table trans_bus_table[] = { + { CTL_BUS_ISA, "isa", trans_bus_isa_table }, + {} +}; + +static struct trans_ctl_table trans_arlan_conf_table0[] = { + { 1, "spreadingCode" }, + { 2, "channelNumber" }, + { 3, "scramblingDisable" }, + { 4, "txAttenuation" }, + { 5, "systemId" }, + { 6, "maxDatagramSize" }, + { 7, "maxFrameSize" }, + { 8, "maxRetries" }, + { 9, "receiveMode" }, + { 10, "priority" }, + { 11, "rootOrRepeater" }, + { 12, "SID" }, + { 13, "registrationMode" }, + { 14, "registrationFill" }, + { 15, "localTalkAddress" }, + { 16, "codeFormat" }, + { 17, "numChannels" }, + { 18, "channel1" }, + { 19, "channel2" }, + { 20, "channel3" }, + { 21, "channel4" }, + { 22, "txClear" }, + { 23, "txRetries" }, + { 24, "txRouting" }, + { 25, "txScrambled" }, + { 26, "rxParameter" }, + { 27, "txTimeoutMs" }, + { 28, "waitCardTimeout" }, + { 29, "channelSet" }, + { 30, "name" }, + { 31, "waitTime" }, + { 32, "lParameter" }, + { 33, "_15" }, + { 34, "headerSize" }, + { 36, "tx_delay_ms" }, + { 37, "retries" }, + { 38, "ReTransmitPacketMaxSize" }, + { 39, "waitReTransmitPacketMaxSize" }, + { 40, "fastReTransCount" }, + { 41, "driverRetransmissions" }, + { 42, "txAckTimeoutMs" }, + { 43, "registrationInterrupts" }, + { 44, "hardwareType" }, + { 45, "radioType" }, + { 46, "writeEEPROM" }, + { 47, "writeRadioType" }, + { 48, "entry_exit_debug" }, + { 49, "debug" }, + { 50, "in_speed" }, + { 51, "out_speed" }, + { 52, "in_speed10" }, + { 53, "out_speed10" }, + { 54, "in_speed_max" }, + { 55, "out_speed_max" }, + { 56, "measure_rate" }, + { 57, "pre_Command_Wait" }, + { 58, "rx_tweak1" }, + { 59, "rx_tweak2" }, + { 60, "tx_queue_len" }, + + { 150, "arlan0-txRing" }, + { 151, "arlan0-rxRing" }, + { 152, "arlan0-18" }, + { 153, "arlan0-ring" }, + { 154, "arlan0-shm-cpy" }, + { 155, "config0" }, + { 156, "reset0" }, + {} +}; + +static struct trans_ctl_table trans_arlan_conf_table1[] = { + { 1, "spreadingCode" }, + { 2, "channelNumber" }, + { 3, "scramblingDisable" }, + { 4, "txAttenuation" }, + { 5, "systemId" }, + { 6, "maxDatagramSize" }, + { 7, "maxFrameSize" }, + { 8, "maxRetries" }, + { 9, "receiveMode" }, + { 10, "priority" }, + { 11, "rootOrRepeater" }, + { 12, "SID" }, + { 13, "registrationMode" }, + { 14, "registrationFill" }, + { 15, "localTalkAddress" }, + { 16, "codeFormat" }, + { 17, "numChannels" }, + { 18, "channel1" }, + { 19, "channel2" }, + { 20, "channel3" }, + { 21, "channel4" }, + { 22, "txClear" }, + { 23, "txRetries" }, + { 24, "txRouting" }, + { 25, "txScrambled" }, + { 26, "rxParameter" }, + { 27, "txTimeoutMs" }, + { 28, "waitCardTimeout" }, + { 29, "channelSet" }, + { 30, "name" }, + { 31, "waitTime" }, + { 32, "lParameter" }, + { 33, "_15" }, + { 34, "headerSize" }, + { 36, "tx_delay_ms" }, + { 37, "retries" }, + { 38, "ReTransmitPacketMaxSize" }, + { 39, "waitReTransmitPacketMaxSize" }, + { 40, "fastReTransCount" }, + { 41, "driverRetransmissions" }, + { 42, "txAckTimeoutMs" }, + { 43, "registrationInterrupts" }, + { 44, "hardwareType" }, + { 45, "radioType" }, + { 46, "writeEEPROM" }, + { 47, "writeRadioType" }, + { 48, "entry_exit_debug" }, + { 49, "debug" }, + { 50, "in_speed" }, + { 51, "out_speed" }, + { 52, "in_speed10" }, + { 53, "out_speed10" }, + { 54, "in_speed_max" }, + { 55, "out_speed_max" }, + { 56, "measure_rate" }, + { 57, "pre_Command_Wait" }, + { 58, "rx_tweak1" }, + { 59, "rx_tweak2" }, + { 60, "tx_queue_len" }, + + { 150, "arlan1-txRing" }, + { 151, "arlan1-rxRing" }, + { 152, "arlan1-18" }, + { 153, "arlan1-ring" }, + { 154, "arlan1-shm-cpy" }, + { 155, "config1" }, + { 156, "reset1" }, + {} +}; + +static struct trans_ctl_table trans_arlan_conf_table2[] = { + { 1, "spreadingCode" }, + { 2, "channelNumber" }, + { 3, "scramblingDisable" }, + { 4, "txAttenuation" }, + { 5, "systemId" }, + { 6, "maxDatagramSize" }, + { 7, "maxFrameSize" }, + { 8, "maxRetries" }, + { 9, "receiveMode" }, + { 10, "priority" }, + { 11, "rootOrRepeater" }, + { 12, "SID" }, + { 13, "registrationMode" }, + { 14, "registrationFill" }, + { 15, "localTalkAddress" }, + { 16, "codeFormat" }, + { 17, "numChannels" }, + { 18, "channel1" }, + { 19, "channel2" }, + { 20, "channel3" }, + { 21, "channel4" }, + { 22, "txClear" }, + { 23, "txRetries" }, + { 24, "txRouting" }, + { 25, "txScrambled" }, + { 26, "rxParameter" }, + { 27, "txTimeoutMs" }, + { 28, "waitCardTimeout" }, + { 29, "channelSet" }, + { 30, "name" }, + { 31, "waitTime" }, + { 32, "lParameter" }, + { 33, "_15" }, + { 34, "headerSize" }, + { 36, "tx_delay_ms" }, + { 37, "retries" }, + { 38, "ReTransmitPacketMaxSize" }, + { 39, "waitReTransmitPacketMaxSize" }, + { 40, "fastReTransCount" }, + { 41, "driverRetransmissions" }, + { 42, "txAckTimeoutMs" }, + { 43, "registrationInterrupts" }, + { 44, "hardwareType" }, + { 45, "radioType" }, + { 46, "writeEEPROM" }, + { 47, "writeRadioType" }, + { 48, "entry_exit_debug" }, + { 49, "debug" }, + { 50, "in_speed" }, + { 51, "out_speed" }, + { 52, "in_speed10" }, + { 53, "out_speed10" }, + { 54, "in_speed_max" }, + { 55, "out_speed_max" }, + { 56, "measure_rate" }, + { 57, "pre_Command_Wait" }, + { 58, "rx_tweak1" }, + { 59, "rx_tweak2" }, + { 60, "tx_queue_len" }, + + { 150, "arlan2-txRing" }, + { 151, "arlan2-rxRing" }, + { 152, "arlan2-18" }, + { 153, "arlan2-ring" }, + { 154, "arlan2-shm-cpy" }, + { 155, "config2" }, + { 156, "reset2" }, + {} +}; + +static struct trans_ctl_table trans_arlan_conf_table3[] = { + { 1, "spreadingCode" }, + { 2, "channelNumber" }, + { 3, "scramblingDisable" }, + { 4, "txAttenuation" }, + { 5, "systemId" }, + { 6, "maxDatagramSize" }, + { 7, "maxFrameSize" }, + { 8, "maxRetries" }, + { 9, "receiveMode" }, + { 10, "priority" }, + { 11, "rootOrRepeater" }, + { 12, "SID" }, + { 13, "registrationMode" }, + { 14, "registrationFill" }, + { 15, "localTalkAddress" }, + { 16, "codeFormat" }, + { 17, "numChannels" }, + { 18, "channel1" }, + { 19, "channel2" }, + { 20, "channel3" }, + { 21, "channel4" }, + { 22, "txClear" }, + { 23, "txRetries" }, + { 24, "txRouting" }, + { 25, "txScrambled" }, + { 26, "rxParameter" }, + { 27, "txTimeoutMs" }, + { 28, "waitCardTimeout" }, + { 29, "channelSet" }, + { 30, "name" }, + { 31, "waitTime" }, + { 32, "lParameter" }, + { 33, "_15" }, + { 34, "headerSize" }, + { 36, "tx_delay_ms" }, + { 37, "retries" }, + { 38, "ReTransmitPacketMaxSize" }, + { 39, "waitReTransmitPacketMaxSize" }, + { 40, "fastReTransCount" }, + { 41, "driverRetransmissions" }, + { 42, "txAckTimeoutMs" }, + { 43, "registrationInterrupts" }, + { 44, "hardwareType" }, + { 45, "radioType" }, + { 46, "writeEEPROM" }, + { 47, "writeRadioType" }, + { 48, "entry_exit_debug" }, + { 49, "debug" }, + { 50, "in_speed" }, + { 51, "out_speed" }, + { 52, "in_speed10" }, + { 53, "out_speed10" }, + { 54, "in_speed_max" }, + { 55, "out_speed_max" }, + { 56, "measure_rate" }, + { 57, "pre_Command_Wait" }, + { 58, "rx_tweak1" }, + { 59, "rx_tweak2" }, + { 60, "tx_queue_len" }, + + { 150, "arlan3-txRing" }, + { 151, "arlan3-rxRing" }, + { 152, "arlan3-18" }, + { 153, "arlan3-ring" }, + { 154, "arlan3-shm-cpy" }, + { 155, "config3" }, + { 156, "reset3" }, + {} +}; + +static struct trans_ctl_table trans_arlan_table[] = { + { 1, "arlan0", trans_arlan_conf_table0 }, + { 2, "arlan1", trans_arlan_conf_table1 }, + { 3, "arlan2", trans_arlan_conf_table2 }, + { 4, "arlan3", trans_arlan_conf_table3 }, + {} +}; + +static struct trans_ctl_table trans_appldata_table[] = { + { CTL_APPLDATA_TIMER, "timer" }, + { CTL_APPLDATA_INTERVAL, "interval" }, + { CTL_APPLDATA_OS, "os" }, + { CTL_APPLDATA_NET_SUM, "net_sum" }, + { CTL_APPLDATA_MEM, "mem" }, + {} + +}; + +static struct trans_ctl_table trans_s390dbf_table[] = { + { 5678 /* CTL_S390DBF_STOPPABLE */, "debug_stoppable" }, + { 5679 /* CTL_S390DBF_ACTIVE */, "debug_active" }, + {} +}; + +static struct trans_ctl_table trans_sunrpc_table[] = { + { CTL_RPCDEBUG, "rpc_debug" }, + { CTL_NFSDEBUG, "nfs_debug" }, + { CTL_NFSDDEBUG, "nfsd_debug" }, + { CTL_NLMDEBUG, "nlm_debug" }, + { CTL_SLOTTABLE_UDP, "udp_slot_table_entries" }, + { CTL_SLOTTABLE_TCP, "tcp_slot_table_entries" }, + { CTL_MIN_RESVPORT, "min_resvport" }, + { CTL_MAX_RESVPORT, "max_resvport" }, + {} +}; + +static struct trans_ctl_table trans_pm_table[] = { + { 1 /* CTL_PM_SUSPEND */, "suspend" }, + { 2 /* CTL_PM_CMODE */, "cmode" }, + { 3 /* CTL_PM_P0 */, "p0" }, + { 4 /* CTL_PM_CM */, "cm" }, + {} +}; + +static struct trans_ctl_table trans_frv_table[] = { + { 1, "cache-mode" }, + { 2, "pin-cxnr" }, + {} +}; + +static struct trans_ctl_table trans_root_table[] = { + { CTL_KERN, "kernel", trans_kern_table }, + { CTL_VM, "vm", trans_vm_table }, + { CTL_NET, "net", trans_net_table }, + /* CTL_PROC not used */ + { CTL_FS, "fs", trans_fs_table }, + { CTL_DEBUG, "debug", trans_debug_table }, + { CTL_DEV, "dev", trans_dev_table }, + { CTL_BUS, "bus", trans_bus_table }, + { CTL_ABI, "abi" }, + /* CTL_CPU not used */ + { CTL_ARLAN, "arlan", trans_arlan_table }, + { CTL_APPLDATA, "appldata", trans_appldata_table }, + { CTL_S390DBF, "s390dbf", trans_s390dbf_table }, + { CTL_SUNRPC, "sunrpc", trans_sunrpc_table }, + { CTL_PM, "pm", trans_pm_table }, + { CTL_FRV, "frv", trans_frv_table }, + {} +}; + + + + +static int sysctl_depth(struct ctl_table *table) +{ + struct ctl_table *tmp; + int depth; + + depth = 0; + for (tmp = table; tmp->parent; tmp = tmp->parent) + depth++; + + return depth; +} + +static struct ctl_table *sysctl_parent(struct ctl_table *table, int n) +{ + int i; + + for (i = 0; table && i < n; i++) + table = table->parent; + + return table; +} + +static struct trans_ctl_table *sysctl_binary_lookup(struct ctl_table *table) +{ + struct ctl_table *test; + struct trans_ctl_table *ref; + int depth, cur_depth; + + depth = sysctl_depth(table); + + cur_depth = depth; + ref = trans_root_table; +repeat: + test = sysctl_parent(table, cur_depth); + for (; ref->ctl_name || ref->procname || ref->child; ref++) { + int match = 0; + + if (cur_depth && !ref->child) + continue; + + if (test->procname && ref->procname && + (strcmp(test->procname, ref->procname) == 0)) + match++; + + if (test->ctl_name && ref->ctl_name && + (test->ctl_name == ref->ctl_name)) + match++; + + if (!ref->ctl_name && !ref->procname) + match++; + + if (match) { + if (cur_depth != 0) { + cur_depth--; + ref = ref->child; + goto repeat; + } + goto out; + } + } + ref = NULL; +out: + return ref; +} + +static void sysctl_print_path(struct ctl_table *table) +{ + struct ctl_table *tmp; + int depth, i; + depth = sysctl_depth(table); + if (table->procname) { + for (i = depth; i >= 0; i--) { + tmp = sysctl_parent(table, i); + printk("/%s", tmp->procname?tmp->procname:""); + } + } + printk(" "); + if (table->ctl_name) { + for (i = depth; i >= 0; i--) { + tmp = sysctl_parent(table, i); + printk(".%d", tmp->ctl_name); + } + } +} + +static void sysctl_repair_table(struct ctl_table *table) +{ + /* Don't complain about the classic default + * sysctl strategy routine. Maybe later we + * can get the tables fixed and complain about + * this. + */ + if (table->ctl_name && table->procname && + (table->proc_handler == proc_dointvec) && + (!table->strategy)) { + table->strategy = sysctl_data; + } +} + +static struct ctl_table *sysctl_check_lookup(struct ctl_table *table) +{ + struct ctl_table_header *head; + struct ctl_table *ref, *test; + int depth, cur_depth; + + depth = sysctl_depth(table); + + for (head = sysctl_head_next(NULL); head; + head = sysctl_head_next(head)) { + cur_depth = depth; + ref = head->ctl_table; +repeat: + test = sysctl_parent(table, cur_depth); + for (; ref->ctl_name || ref->procname; ref++) { + int match = 0; + if (cur_depth && !ref->child) + continue; + + if (test->procname && ref->procname && + (strcmp(test->procname, ref->procname) == 0)) + match++; + + if (test->ctl_name && ref->ctl_name && + (test->ctl_name == ref->ctl_name)) + match++; + + if (match) { + if (cur_depth != 0) { + cur_depth--; + ref = ref->child; + goto repeat; + } + goto out; + } + } + } + ref = NULL; +out: + sysctl_head_finish(head); + return ref; +} + +static void set_fail(const char **fail, struct ctl_table *table, const char *str) +{ + if (*fail) { + printk(KERN_ERR "sysctl table check failed: "); + sysctl_print_path(table); + printk(" %s\n", *fail); + } + *fail = str; +} + +static int sysctl_check_dir(struct ctl_table *table) +{ + struct ctl_table *ref; + int error; + + error = 0; + ref = sysctl_check_lookup(table); + if (ref) { + int match = 0; + if (table->procname && ref->procname && + (strcmp(table->procname, ref->procname) == 0)) + match++; + + if (table->ctl_name && ref->ctl_name && + (table->ctl_name == ref->ctl_name)) + match++; + + if (match != 2) { + printk(KERN_ERR "%s: failed: ", __func__); + sysctl_print_path(table); + printk(" ref: "); + sysctl_print_path(ref); + printk("\n"); + error = -EINVAL; + } + } + return error; +} + +static void sysctl_check_leaf(struct ctl_table *table, const char **fail) +{ + struct ctl_table *ref; + + ref = sysctl_check_lookup(table); + if (ref && (ref != table)) + set_fail(fail, table, "Sysctl already exists"); +} + +static void sysctl_check_bin_path(struct ctl_table *table, const char **fail) +{ + struct trans_ctl_table *ref; + + ref = sysctl_binary_lookup(table); + if (table->ctl_name && !ref) + set_fail(fail, table, "Unknown sysctl binary path"); + if (ref) { + if (ref->procname && + (!table->procname || + (strcmp(table->procname, ref->procname) != 0))) + set_fail(fail, table, "procname does not match binary path procname"); + + if (ref->ctl_name && + (!table->ctl_name || table->ctl_name != ref->ctl_name)) + set_fail(fail, table, "ctl_name does not match binary path ctl_name"); + } +} + +int sysctl_check_table(struct ctl_table *table) +{ + int error = 0; + for (; table->ctl_name || table->procname; table++) { + const char *fail = NULL; + + sysctl_repair_table(table); + if (table->parent) { + if (table->procname && !table->parent->procname) + set_fail(&fail, table, "Parent without procname"); + if (table->ctl_name && !table->parent->ctl_name) + set_fail(&fail, table, "Parent without ctl_name"); + } + if (!table->procname) + set_fail(&fail, table, "No procname"); + if (table->child) { + if (table->data) + set_fail(&fail, table, "Directory with data?"); + if (table->maxlen) + set_fail(&fail, table, "Directory with maxlen?"); + if ((table->mode & (S_IRUGO|S_IXUGO)) != table->mode) + set_fail(&fail, table, "Writable sysctl directory"); + if (table->proc_handler) + set_fail(&fail, table, "Directory with proc_handler"); + if (table->strategy) + set_fail(&fail, table, "Directory with strategy"); + if (table->extra1) + set_fail(&fail, table, "Directory with extra1"); + if (table->extra2) + set_fail(&fail, table, "Directory with extra2"); + if (sysctl_check_dir(table)) + set_fail(&fail, table, "Inconsistent directory"); + } else { + if ((table->strategy == sysctl_data) || + (table->strategy == sysctl_string) || + (table->strategy == sysctl_intvec) || + (table->strategy == sysctl_jiffies) || + (table->strategy == sysctl_ms_jiffies) || + (table->proc_handler == proc_dostring) || + (table->proc_handler == proc_dointvec) || + (table->proc_handler == proc_dointvec_bset) || + (table->proc_handler == proc_dointvec_minmax) || + (table->proc_handler == proc_dointvec_jiffies) || + (table->proc_handler == proc_dointvec_userhz_jiffies) || + (table->proc_handler == proc_dointvec_ms_jiffies) || + (table->proc_handler == proc_doulongvec_minmax) || + (table->proc_handler == proc_doulongvec_ms_jiffies_minmax)) { + if (!table->data) + set_fail(&fail, table, "No data"); + if (!table->maxlen) + set_fail(&fail, table, "No maxlen"); + } + if ((table->strategy == sysctl_intvec) || + (table->proc_handler == proc_dointvec_minmax) || + (table->proc_handler == proc_doulongvec_minmax) || + (table->proc_handler == proc_doulongvec_ms_jiffies_minmax)) { + if (!table->extra1) + set_fail(&fail, table, "No min"); + if (!table->extra2) + set_fail(&fail, table, "No max"); + } + if (table->ctl_name && !table->strategy) + set_fail(&fail, table, "Missing strategy"); +#if 0 + if (!table->ctl_name && table->strategy) + set_fail(&fail, table, "Strategy without ctl_name"); +#endif + if (table->procname && !table->proc_handler) + set_fail(&fail, table, "No proc_handler"); +#if 0 + if (!table->procname && table->proc_handler) + set_fail(&fail, table, "proc_handler without procname"); +#endif + sysctl_check_leaf(table, &fail); + } + sysctl_check_bin_path(table, &fail); + if (fail) { + set_fail(&fail, table, NULL); + error = -EINVAL; + } + if (table->child) + error |= sysctl_check_table(table->child); + } + return error; +} |